Volume control
During a call, press 
/VOLUME/
.
If this is a cell call and the volume is too loud or quiet, try changing the volume on your cell phone. On some cell phones, changing the volume on the cell phone affects your cell call volume on the CS6719 handset.
NOTES
•The handset and speakerphone volume settings are independent.
•When the volume reaches the minimum or maximum setting, you hear two beeps.
Mute
The mute function allows you to hear the other party but the
other party cannot hear you.
•During a call, press MUTE. The handset displays Muted until the mute function is turned off.
•Press MUTE again to resume the conversation. The handset briefly displays Microphone on.
Join a call in progress (for multiple handset models only)
Another handset can join you on a home call. That call continues until all parties hang up. You can share an outside call with up to two handsets at the same time.
You can buy additional expansion handsets (CS6709) for this telephone base. You can register up to five devices to the telephone base.
To join a call:
•When a handset is already on a call, press 
or 
on another handset to join the call.
•Press OFF or place the handset in the telephone base or handset
charger to exit the call. The call continues on the other handset until both handsets hang up.
NOTE
If you have paired a DECT 6.0 cordless headset and speakerphone to the telephone base, you can also join a call in progress using the paired device. Refer to the user’s manuals of the respective product for more information.
Call waiting
When you subscribe to call waiting service with your telephone service provider, the handset flashes 
and you hear a beep if someone calls while you are already on a call.
•Press FLASH on the handset to put your current call on hold and take the new call.
•Press FLASH on the handset at any time to switch back and forth between calls.
Chain dialing
Use this feature to initiate a dialing sequence from numbers stored in the directory, caller ID log or redial list while you are on a call.
Chain dialing can be useful if you wish to access other numbers (such as bank account numbers or access codes) from the directory, caller ID log or redial list.
To access a number from the directory while on a call:
1.Press MENU.
2.Press SELECT to select Directory.
3.Press 
or 
to scroll to the desired entry.
4.Press SELECT to dial the displayed number.
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